unsexvt.使失去性功能;使失去性征
unsadj.不对称的
Unsaturation Index不饱和指数
unseasoned wood.未干透的木材
unselective school非选拨性学校, 免试入学学校
unstinting support全力的支持
unswerving loyalty坚贞不渝的忠诚
Unstructural Model非结构化模型
"an unseamed garment made of plastic"
"his cheeks were unlined"
"his unseamed face"